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<div class="title">quantum_allocator.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">** Copyright 2018 Bloomberg Finance L.P.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">**</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">** Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">** you may not use this file except in compliance with the License.</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">** You may obtain a copy of the License at</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">**</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">**     http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">**</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">** Unless required by applicable law or agreed to in writing, software</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">** distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">** See the License for the specific language governing permissions and</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">** limitations under the License.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#ifndef BLOOMBERG_QUANTUM_ALLOCATOR_H</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#define BLOOMBERG_QUANTUM_ALLOCATOR_H</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &lt;quantum/impl/quantum_stl_impl.h&gt;</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &lt;quantum/quantum_allocator_traits.h&gt;</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;quantum/quantum_stack_allocator.h&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;quantum/quantum_heap_allocator.h&gt;</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &lt;quantum/quantum_coroutine_pool_allocator.h&gt;</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;boost/context/stack_traits.hpp&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;boost/coroutine2/pooled_fixedsize_stack.hpp&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;boost/coroutine2/fixedsize_stack.hpp&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;memory&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">namespace </span><a class="code" href="../../d6/db9/namespaceBloomberg.html">Bloomberg</a> {</div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="keyword">namespace </span>quantum {</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">//                                 struct StlAllocator</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html">   36</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html">StlAllocator</a> : <span class="keyword">public</span> std::allocator&lt;T&gt;</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;{</div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html#a8ff99603b48f398d4f10f96aefafb2a4">   38</a></span>&#160;    <span class="keyword">typedef</span> std::true_type <a class="code" href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html#a8ff99603b48f398d4f10f96aefafb2a4">default_constructor</a>;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;};</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">//                                 struct BoostAllocator</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> Traits&gt;</div><div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html">   45</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html">BoostAllocator</a> : <span class="keyword">public</span> boost::context::basic_fixedsize_stack&lt;Traits&gt;</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;{</div><div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html#acce1c0e110df3b926af9f70cfec48041">   47</a></span>&#160;    <span class="keyword">typedef</span> std::true_type <a class="code" href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html#acce1c0e110df3b926af9f70cfec48041">default_constructor</a>;</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;};</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="comment">//                               struct Allocator (singleton)</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="comment">//==============================================================================================</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">typename</span> AllocType&gt;</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html">   54</a></span>&#160;<span class="keyword">struct </span><a class="code" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html">Allocator</a> {</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A = AllocType&gt;</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a894b275e40c97ae8f49c66b54bc864a7">   56</a></span>&#160;    <span class="keyword">static</span> AllocType&amp; <a class="code" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a894b275e40c97ae8f49c66b54bc864a7">instance</a>(std::enable_if_t&lt;!A::default_constructor::value, uint16_t&gt; size) {</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;       <span class="keyword">static</span> AllocType allocator(size);</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;       <span class="keywordflow">return</span> allocator;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    }</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <span class="keyword">template</span> &lt;<span class="keyword">typename</span> A = AllocType&gt;</div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a40acdced6c07ab506e89c1cf22eb6ccc">   61</a></span>&#160;    <span class="keyword">static</span> AllocType&amp; <a class="code" href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a40acdced6c07ab506e89c1cf22eb6ccc">instance</a>(std::enable_if_t&lt;A::default_constructor::value, uint16_t&gt; = 0) {</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;       <span class="keyword">static</span> AllocType allocator;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;       <span class="keywordflow">return</span> allocator;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    }</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;};</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;}</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;}</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;<span class="preprocessor">#endif //BLOOMBERG_QUANTUM_ALLOCATOR_H</span></div><div class="ttc" id="structBloomberg_1_1quantum_1_1Allocator_html_a894b275e40c97ae8f49c66b54bc864a7"><div class="ttname"><a href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a894b275e40c97ae8f49c66b54bc864a7">Bloomberg::quantum::Allocator::instance</a></div><div class="ttdeci">static AllocType &amp; instance(std::enable_if_t&lt;!A::default_constructor::value, uint16_t &gt; size)</div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:56</div></div>
<div class="ttc" id="namespaceBloomberg_html"><div class="ttname"><a href="../../d6/db9/namespaceBloomberg.html">Bloomberg</a></div><div class="ttdef"><b>Definition:</b> quantum_buffer_impl.h:22</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1Allocator_html_a40acdced6c07ab506e89c1cf22eb6ccc"><div class="ttname"><a href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html#a40acdced6c07ab506e89c1cf22eb6ccc">Bloomberg::quantum::Allocator::instance</a></div><div class="ttdeci">static AllocType &amp; instance(std::enable_if_t&lt; A::default_constructor::value, uint16_t &gt;=0)</div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:61</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1StlAllocator_html"><div class="ttname"><a href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html">Bloomberg::quantum::StlAllocator</a></div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:36</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1BoostAllocator_html"><div class="ttname"><a href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html">Bloomberg::quantum::BoostAllocator</a></div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:45</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1Allocator_html"><div class="ttname"><a href="../../d7/df5/structBloomberg_1_1quantum_1_1Allocator.html">Bloomberg::quantum::Allocator</a></div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:54</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1StlAllocator_html_a8ff99603b48f398d4f10f96aefafb2a4"><div class="ttname"><a href="../../d7/dd7/structBloomberg_1_1quantum_1_1StlAllocator.html#a8ff99603b48f398d4f10f96aefafb2a4">Bloomberg::quantum::StlAllocator::default_constructor</a></div><div class="ttdeci">std::true_type default_constructor</div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:38</div></div>
<div class="ttc" id="structBloomberg_1_1quantum_1_1BoostAllocator_html_acce1c0e110df3b926af9f70cfec48041"><div class="ttname"><a href="../../d1/d95/structBloomberg_1_1quantum_1_1BoostAllocator.html#acce1c0e110df3b926af9f70cfec48041">Bloomberg::quantum::BoostAllocator::default_constructor</a></div><div class="ttdeci">std::true_type default_constructor</div><div class="ttdef"><b>Definition:</b> quantum_allocator.h:47</div></div>
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